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mfd: vexpress: fix error handling vexpress_syscfg_regmap_init()
authorDan Carpenter <dan.carpenter@oracle.com>
Wed, 11 Jun 2014 10:17:41 +0000 (13:17 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 10 Jul 2014 00:00:45 +0000 (17:00 -0700)
This function should be returning an ERR_PTR() on failure instead of
NULL.  Also there is a use after free bug if regmap_init() fails because
we free "func" and then dereference doing the return.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Pawel Moll <pawel.moll@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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